英文關鍵字
action
alga
algae
amazing
aquatic
beautiful
bottom
cave
current
dive
diver
diving
environment
fauna
fish
fluctuations
grotto
landscape
life
light
marine
movement
nature
ocean
plant
plants
pulsation
rays
rocks
rocky
scenery
scuba
scubadiving
sea
seaweed
shallow
shallows
shoal
stones
stony
sun
sunbeams
sunlight
sunshine
surface
under
undersea
underwater
vibrations
water
waters
waves
wild
wildlife